Hadoop / MapReduce Project Leader / Project Manager / Manager
Dallas, TX
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Hi,
After running few jobs sequentially, I get the following error in the
tasktracker log and the job fails. The new jvm is started and it exists
immediately. Because of this, no userlogs gets created for that particalar
task.
The job also eventually fails. When I restart the workflow again,
Hi all ,
I have been recently working on a task where I need to take in two input
(types) files , compare them and produce a result from it using a logic.
But as I understand simple MapReduce implementations are for processing a
single input type. The closest implementation I could think of
j...@apache.org
On Wed, Oct 13, 2010 at 9:30 AM, Roger Smith rogersmith1...@yahoo.com wrote:
I am starting a new cloud computing technology startup to develop a
Hadoop-based
software for CleanTech applications and looking for a developer with deep
Hadoop
experience to join the founding
Hi Matthew,
I have a same problem here (see
http://www.listware.net/201009/hadoop-common-user/81228-return-a-parameter-using-map-only.html).
I was planning to use join mapper (or mapper chain) to handle two
different inputs. The problem was the mapper seems cannot return value
directly to
Shi Yu sh...@uchicago.edu wrote:
I don't think so. If the problem was to find the super large prime
number it could be a nice Map/reduce task, but simply calculating the
factorial is a monotonically complexity increasing task. If it is split
into multiple tasks, how to shuffle the
Gr
Sent via BlackBerry from T-Mobile
-Original Message-
From: Todd Lipcon t...@cloudera.com
Date: Fri, 15 Oct 2010 03:02:13
To: common-user@hadoop.apache.org
Reply-To: common-user@hadoop.apache.org
Subject: Re: NullPointerException (Text.java:388)
Looks like a null counter name? Do you
